//
//  Packing.swift
//  BuilderPatternDemo
//
//  Created by 好米有易 on 2017/9/28.
//  Copyright © 2017年 好米有易. All rights reserved.
//

import UIKit

class Packing: NSObject {

  
    func packing() -> String {
        
        return ""
    }
    
    
}
